Complete the following sentence as required. (根据所给要求，改写下列句子)

【1】He apologized to me for being late for the meeting this morning.(保持原意)

He_______ an _______to me for being late for the meeting this morning.

【2】I'm sure that John will come here.(改为否定句)

I'm _______ sure ______John will come here.

【3】The foreigner is having a friendly talk with the girl in red.(划线提问)

_______ _______ is the foreigner having a friendly talk with?

【4】Who is playing the piano at the moment?(改为被动语态)

_______ whom is the piano _______ played at the moment?

【5】Zero is made to write big numbers and to calculate more easily.(保持原意)

Zero makes _______ _______ to write big numbers and to calculate.

【6】You can take the underground to the new square. You can drive your car there, too.(两句合并为一句)

You can _______take the underground _______drive a car to the new square.

【7】tea, that, is, have been grown, without, comes from, the use of any chemicals, plants, that, This(连词成句)

__________________________________________________________________________